This area is reserved to developers. If you are not a developer, you are in the wrong place and your issue will be closed.
For discussions, feedbacks, ideas and new fixtures, go to: http://www.qlcplus.org/forum/index.php and provide as many details as possible regarding your findings.
Before reporting new issue, please discuss it on the forum. Let's keep the issues tidy!
If you are a developer, you are supposed to have built QLC+ from sources, and started to debug the issue you have found.
Therefore, please provide a crash log or references to the code that are supposed to help the QLC+ developers to resolve the issue. Also, if your issue concerns a specific platform, please indicate it in the issue title like [platform] description.